An early 20th century sapphire, synthetic sapphire, synthetic spinel and diamond bracelet

An early 20th century sapphire, synthetic sapphire, synthetic spinel and diamond bracelet
The octagonal sapphire cabochon within a pierced geometric surround millegrain-set with rose-cut diamonds and French-cut sapphires, between articulating links similarly-set with rose and old brilliant-cut diamonds, circular-cut colourless synthetic spinel, circular and French-cut sapphires and synthetic sapphires, to a fancy-link bracelet, mounted in platinum, old brilliant-cut diamonds approx. 0.40ct total, one rose-cut diamond deficient, length 17.2cm